Mac OS X 10.4.9 Special Report: WWAN update included, how to remove
Mac OS X 10.4.9 (#3): WWAN update included, how to remove; When a startup failure isn't actually a startup failure; more
Apple WWAN Support 1.0 (#2): launch2net updated to resolve connection issues
Apple WWAN Support 1.0: Some previously supported cards no longer working -- potential fix
The MSI Wind U100 makes a positive first impression with its polished design and roomy (for a Netbook) display and keyboard, but it's missing a handful of features--bigger battery, solid-state hard drive, and WWAN--that would turn it from a very good to a great on-the-go mini-laptop.
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Glaskowsky reviews the Option GT Max 3.6 Express WWAN adapter for the AT&T network.